68696120

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1733}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 154811520

約数和(自身を除く): 86115400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1733, 1982, 3466, 3964, 4955, 6932, 7928, 8665, 9910, 13864, 17330, 19820, 34660, 39640, 69320, 1717403, 3434806, 6869612, 8587015, 13739224, 17174030, 34348060, 68696120]

約数ペア:

[(1, 68696120), (2, 34348060), (4, 17174030), (5, 13739224), (8, 8587015), (10, 6869612), (20, 3434806), (40, 1717403), (991, 69320), (1733, 39640), (1982, 34660), (3466, 19820), (3964, 17330), (4955, 13864), (6932, 9910), (7928, 8665)]